blob: 8cd6c2264eaae4db7d7d40c90ee55c151278ec45 [file] [log] [blame]
#!/usr/bin/env python
# Copyright 2018 The Emscripten Authors. All rights reserved.
# Emscripten is available under two separate licenses, the MIT license and the
# University of Illinois/NCSA Open Source License. Both these licenses can be
# found in the LICENSE file.
import sys
NUM_FUNCS_TO_GENERATE = 1000
def func_name(i):
return 'thisIsAFunctionWithVeryLongFunctionNameThatWouldBeGreatToBeMinifiedWhenImportingToAsmJsOrWasmSideCodeToCallOtherwiseCodeSizesWillBeLargeAndNetworkTransfersBecomeVerySlowThatUsersWillGoAwayAndVisitSomeOtherSiteInsteadAndThenWebAssemblyDeveloperIsSadOrEvenWorseNobodyNoticesButInternetPipesWillGetMoreCongestedWhichContributesToGlobalWarmingAndThenEveryoneElseWillBeSadAsWellEspeciallyThePolarBearsAndPenguinsJustThinkAboutThePenguins' + str(i + 1)
def generate_js_library_with_lots_of_functions(out_file):
with open(out_file, 'w') as f:
f.write('var FunctionsLibrary = {\n')
for i in range(NUM_FUNCS_TO_GENERATE):
f.write(' ' + func_name(i) + ': function() { return ' + str(i + 1) + '; },\n')
f.write('}\n')
f.write('mergeInto(LibraryManager.library, FunctionsLibrary);\n')
def generate_c_program_that_calls_js_library_with_lots_of_functions(out_file):
with open(out_file, 'w') as f:
f.write('#include <stdio.h>\n\n')
for i in range(NUM_FUNCS_TO_GENERATE):
f.write('int ' + func_name(i) + '(void);\n')
f.write('\nint main() {\n')
f.write(' int sum = 0;\n')
for i in range(NUM_FUNCS_TO_GENERATE):
f.write(' sum += ' + func_name(i) + '();\n')
f.write('\n printf("Sum of numbers from 1 to ' + str(NUM_FUNCS_TO_GENERATE) + ': %d (expected ' + str(int((NUM_FUNCS_TO_GENERATE * (NUM_FUNCS_TO_GENERATE + 1)) / 2)) + ')\\n", sum);\n')
f.write('}\n')
if __name__ == '__main__':
generate_js_library_with_lots_of_functions(sys.argv[1])
generate_c_program_that_calls_js_library_with_lots_of_functions(sys.argv[2])